HS2

Infographic showing that 46 miles of tunnels have been excavated

Following the Elizabeth tunnel breakthrough, we've completed around 85% of tunnelling across the HS2 route✅.

Find out more: https://hs2.org.uk/tunnels

15.10.2025 11:00 — 👍 2    🔁 0    💬 0    📌 0

📣 Our record breaking 2.1-mile long Colne Valley Viaduct is now structurally complete.

#construction #colnevalley #viaduct #infrastructure #engineering #hs2 #bridge #train #architecture #complete

19.08.2025 20:57 — 👍 7    🔁 1    💬 0    📌 0

The 125-metre-long machine began constructing the 3.5-mile (5.8km) Bromford Tunnel, which starts at the Warwickshire village of Water Orton and extends to the northeast Birmingham suburb of Washwood Heath, in July 2023.

10.05.2025 09:53 — 👍 1    🔁 0    💬 0    📌 1

Specialist tunnelling teams spent 652 days and nights working underground to complete the mission.

10.05.2025 09:53 — 👍 2    🔁 0    💬 1    📌 0

Our giant tunnelling machine Mary Ann has completed her 3.5-mile dig, marking the end of her mission to excavate the first bore of what will soon become the longest railway tunnel in the #WestMidlands.

Watch the impressive moment she broke though 🎥
youtu.be/Yywrn8wNsQk

10.05.2025 09:53 — 👍 7    🔁 0    💬 2    📌 1

We've successfully installed a 14,500-tonne box structure, which will carry the #HS2 line under the A46 in #Warwickshire.

The team will now complete drainage works and install a new road surface and markings, before reopening the road at 6am on Thursday, 1 May.

@nationalhighways.bsky.social

19.04.2025 20:19 — 👍 9    🔁 2    💬 0    📌 0